KR20050086761A - 사운드 프레임을 정현파 성분 및 잔류 노이즈로 분리하기위한 방법 - Google Patents
사운드 프레임을 정현파 성분 및 잔류 노이즈로 분리하기위한 방법 Download PDFInfo
- Publication number
- KR20050086761A KR20050086761A KR1020057009340A KR20057009340A KR20050086761A KR 20050086761 A KR20050086761 A KR 20050086761A KR 1020057009340 A KR1020057009340 A KR 1020057009340A KR 20057009340 A KR20057009340 A KR 20057009340A KR 20050086761 A KR20050086761 A KR 20050086761A
- Authority
- KR
- South Korea
- Prior art keywords
- sound frame
- sound
- sinusoidal
- frame
- component
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 64
- 238000001514 detection method Methods 0.000 claims description 19
- 230000000873 masking effect Effects 0.000 claims description 9
- 230000008447 perception Effects 0.000 claims description 5
- 238000001228 spectrum Methods 0.000 claims description 5
- 238000004590 computer program Methods 0.000 claims description 4
- 230000010255 response to auditory stimulus Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 abstract description 7
- 230000006835 compression Effects 0.000 abstract description 7
- 238000000605 extraction Methods 0.000 description 21
- 230000005236 sound signal Effects 0.000 description 14
- 230000009467 reduction Effects 0.000 description 13
- 238000000926 separation method Methods 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 239000000872 buffer Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 238000013144 data compression Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000010187 selection method Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/08—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters
- G10L19/093—Determination or coding of the excitation function; Determination or coding of the long-term prediction parameters using sinusoidal excitation models
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP02079940 | 2002-11-27 | ||
| EP02079940.9 | 2002-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20050086761A true KR20050086761A (ko) | 2005-08-30 |
Family
ID=32338111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020057009340A KR20050086761A (ko) | 2002-11-27 | 2003-10-29 | 사운드 프레임을 정현파 성분 및 잔류 노이즈로 분리하기위한 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20060149539A1 (ja) |
| EP (1) | EP1568011A1 (ja) |
| JP (1) | JP2006508386A (ja) |
| KR (1) | KR20050086761A (ja) |
| CN (1) | CN1717576A (ja) |
| AU (1) | AU2003274526A1 (ja) |
| WO (1) | WO2004049310A1 (ja) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7548853B2 (en) * | 2005-06-17 | 2009-06-16 | Shmunk Dmitry V | Scalable compressed audio bit stream and codec using a hierarchical filterbank and multichannel joint coding |
| FR3020732A1 (fr) * | 2014-04-30 | 2015-11-06 | Orange | Correction de perte de trame perfectionnee avec information de voisement |
| CN105489225B (zh) * | 2015-11-27 | 2019-07-16 | 哈尔滨工业大学 | 一种含次级通道在线辨识的前馈型窄带主动噪声控制系统 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5812737A (en) * | 1995-01-09 | 1998-09-22 | The Board Of Trustees Of The Leland Stanford Junior University | Harmonic and frequency-locked loop pitch tracker and sound separation system |
| US5834672A (en) * | 1995-11-09 | 1998-11-10 | Chromatic Research, Inc. | Non-linear tone generator |
| US6868163B1 (en) * | 1998-09-22 | 2005-03-15 | Becs Technology, Inc. | Hearing aids based on models of cochlear compression |
| US6298322B1 (en) * | 1999-05-06 | 2001-10-02 | Eric Lindemann | Encoding and synthesis of tonal audio signals using dominant sinusoids and a vector-quantized residual tonal signal |
| CA2349041A1 (en) * | 2001-05-28 | 2002-11-28 | Alireza Karimi Ziarani | System and method of extraction of sinusoids of time-varying characteristics |
-
2003
- 2003-10-29 AU AU2003274526A patent/AU2003274526A1/en not_active Abandoned
- 2003-10-29 KR KR1020057009340A patent/KR20050086761A/ko not_active Application Discontinuation
- 2003-10-29 WO PCT/IB2003/004871 patent/WO2004049310A1/en not_active Application Discontinuation
- 2003-10-29 EP EP03758500A patent/EP1568011A1/en not_active Withdrawn
- 2003-10-29 JP JP2004554732A patent/JP2006508386A/ja active Pending
- 2003-10-29 CN CNA2003801041530A patent/CN1717576A/zh active Pending
- 2003-10-29 US US10/536,259 patent/US20060149539A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP1568011A1 (en) | 2005-08-31 |
| AU2003274526A1 (en) | 2004-06-18 |
| WO2004049310A1 (en) | 2004-06-10 |
| US20060149539A1 (en) | 2006-07-06 |
| CN1717576A (zh) | 2006-01-04 |
| JP2006508386A (ja) | 2006-03-09 |
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|---|---|---|---|
| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |